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From: Alexey Dobriyan <adobriyan@gmail.com>
To: akpm@linux-foundation.org
Cc: linux-kernel@vger.kernel.org, willy@infradead.org,
	vyasevich@gmail.com, viro@zeniv.linux.org.uk, shli@kernel.org,
	sds@tycho.nsa.gov, pshelar@ovn.org, paul@paul-moore.com,
	nhorman@tuxdriver.com, marcelo.leitner@gmail.com,
	eparis@parisplace.org, dave.hansen@intel.com,
	kent.overstreet@gmail.com
Subject: Re: + proc-commit-to-genradix.patch added to -mm tree
Date: Thu, 27 Dec 2018 17:46:43 +0300	[thread overview]
Message-ID: <20181227144643.GA6925@avx2> (raw)
In-Reply-To: <20181217205458.jBjXa%akpm@linux-foundation.org>

On Mon, Dec 17, 2018 at 12:54:58PM -0800, akpm@linux-foundation.org wrote:
>     http://ozlabs.org/~akpm/mmots/broken-out/proc-commit-to-genradix.patch
> Subject: proc: commit to genradix
> 
> The new generic radix trees have a simpler API and implementation, and no
> limitations on number of elements, so all flex_array users are being
> converted

> --- a/fs/proc/base.c~proc-commit-to-genradix
> +++ a/fs/proc/base.c
> @@ -2142,11 +2142,12 @@ proc_map_files_readdir(struct file *file
>  	struct task_struct *task;
>  	struct mm_struct *mm;
>  	unsigned long nr_files, pos, i;
> -	struct flex_array *fa = NULL;
> -	struct map_files_info info;
> +	GENRADIX(struct map_files_info) fa;
>  	struct map_files_info *p;
>  	int ret;
>  
> +	genradix_init(&fa);

Reviewed-by: Alexey Dobriyan <adobriyan@gmail.com>

I'll try to check performance after New Year.

           reply	other threads:[~2018-12-27 14:46 UTC|newest]

Thread overview: expand[flat|nested]  mbox.gz  Atom feed
 [parent not found: <20181217205458.jBjXa%akpm@linux-foundation.org>]

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